*2104.
If the resultant of the four forces is FR = 5  360k6 lb,
determine the tension developed in each cable. Due to
symmetry, the tension in the four cables is the same.
z
E
FB
Force Vectors: The u
293.
z
If FB = 700 N, and FC = 560 N, determine the magnitude
and coordinate direction angles of the resultant force acting
on the flag pole.
A
6m
FB
FC
SOLUTION
Force Vectors: The unit vectors uB and
*636.
Determine the force in members CD, CF, and CG and state
if these members are in tension or compression.
5 kN
4 kN
4 kN
B
C
3 kN
2 kN
A
D
E
3m
F
H
SOLUTION
G
5m
+
: Fx = 0;
Ex = 0
a + MA = 0;
 4
*48.
Determine the moment of each of the three forces about point B.
F1
F2
250 N 30
300 N
60
A
2m
3m
SOLUTION
4m
The forces are resolved into horizontal and vertical component as shown in Fig. a.
For
511.
Determine the magnitude of the reactions on the beam at A
and B. Neglect the thickness of the beam.
600 N
400 N
3
5
4
B
A
4m
SOLUTION
a + MA = 0;
By (12)  (400 cos 15)(12)  600(4) = 0
By = 586.
Faculty of Engineering
Fall 2016
Civil & Environmental Eng.
Engineering Mechanics
Mock Final Exam
Date: Dec 8, 2016
Room: Take home
Time: 3 hours
Examiners: Dr. N. Biswas
and Dr. A. El Ragaby
PROBLEM
Question #6
Determine the range of the cylinder mass m for which there is no motion. The
coefficient of friction between the 50kg block and the incline is 0.15
85111F16: Engineering Mechanics
Mock
Faculty of Engineering
Civil & Environmental Eng.
Fall 2016
Engineering Mechanics I
Tutorial #8
Due on: Wednesday, November 16 @ 6:30 pm
From the textbook, solve the following problems:
T8.1 Problem #
Faculty of Engineering
Civil & Environmental Eng.
Fall 2016
Engineering Mechanics I
Tutorial #2
Due on: Wednesday, September 28 @ 6:30 pm
T 2.1
T 2.2
T 2.3
Faculty of Engineering
Civil & Environmental Eng.
Fall 2016
Engineering Mechanics I
Tutorial #7
Due on: Wednesday, November 9 @ 11:30 pm
From the textbook, solve the following problems:
T7.1 Problem #
39 University
orWIndsor
Faculty Of Engineering Fall 2014
Civil & Environmental Eng. Engineering Mechanics
MIDTERM TEST
Date: Sunday, October 26, 2014 Room: Toido Building  Rm 100, 102,
104 and 200
2101.
The two mooring cables exert forces on the stern of a ship
as shown. Represent eaeh force as a Cartesian vector and
determine the magnitude and coordinate direction angles
of the resultant.
SOLU
IAC
=o
\
00
) c
0
'5
9)
r
c/
1)
o(C
\JeccoGS
0
p'c
rc~
*W
ci
AV
Ao
o)
C T
o
)
frO
IFPo = 0
ro

: f\=
9L3
913 y
2o Co 30

2
QQ
_
=

SOO
Q0
LI
IPOK
L5
\L9
33o
P\
cs
"F)
\b

'.
,
) (3)
U Co
70)
Faculty of Engineering
Civil & Environmental Eng.
Fall 2016
Engineering Mechanics I
Tutorial #3
Due on: Wednesday, October 5 @ 6:30 pm
T 3.1
T 3.2
T 3.3
Calculate the moment at point O for each case
Faculty of Engineering
Civil & Environmental Eng.
Fall 2016
Engineering Mechanics I
Tutorial #1
Due on: Wednesday, September 21 @ 6:30 pm
From the textbook, solve the following problems:
T1.1 Problem
571.
z
Determine the support reactions at the smooth collar A and
the normal reaction at the roller support B.
A
800 N
600 N
B
SOLUTION
x
Equations of Equilibrium: From the freebody diagram, Fig. a,
667.
Determine the horizontal and vertical components of force at
each pin.The suspended cylinder has a weight of 80 lb.
3 ft
E
4 ft
1 ft
A
SOLUTION
B
C
4 ft
a + MB = 0;
FCD a
2
213
b (3)  80(4) = 0
*216.
Determine the angle of u for connecting member A to the
plate so that the resultant force of FA and FB is directed
horizontally to the right. Also, what is the magnitude of the
resultant force?
*452.
Determine the magnitude of the moments of the force F
about the x, y, and z axes. Solve the problem (a) using a
Cartesian vector approach and (b) using a scalar approach.
z
A
4 ft
y
SOLUTION
x
a
697.
If a force of P = 6 lb is applied perpendicular to the
handle of the mechanism, determine the magnitude of
force F for equilibrium. The members are pin connected at
A, B, C, and D.
P = 6 lb
4 in.